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27 /* $Id: pquery.h,v 1.11 2007-04-12 13:52:57 adam Exp $ */
31 * \brief Header for PQF parsing
37 #include <yaz/yconfig.h>
38 #include <yaz/proto.h>
42 typedef struct yaz_pqf_parser *YAZ_PQF_Parser;
44 YAZ_EXPORT Z_RPNQuery *p_query_rpn(ODR o, const char *qbuf);
46 YAZ_EXPORT Z_AttributesPlusTerm *p_query_scan(ODR o, oid_proto proto,
47 Odr_oid **attributeSetP, const char *qbuf);
48 YAZ_EXPORT YAZ_PQF_Parser yaz_pqf_create(void);
49 YAZ_EXPORT Z_RPNQuery *yaz_pqf_parse(YAZ_PQF_Parser p, ODR o,
51 YAZ_EXPORT Z_AttributesPlusTerm *yaz_pqf_scan(YAZ_PQF_Parser p, ODR o,
52 Odr_oid **attributeSetId,
54 YAZ_EXPORT void yaz_pqf_destroy(YAZ_PQF_Parser p);
56 YAZ_EXPORT int yaz_pqf_error(YAZ_PQF_Parser p, const char **msg, size_t *off);
60 #define YAZ_PQF_ERROR_NONE 0
62 /* extra token (end of query expected) */
63 #define YAZ_PQF_ERROR_EXTRA 1
65 /* missing token (at least one token expected) */
66 #define YAZ_PQF_ERROR_MISSING 2
68 /* bad attribute set (for @attr and @attrset) */
69 #define YAZ_PQF_ERROR_ATTSET 3
71 /* too many items (limit reached - too many attributes, etc) */
72 #define YAZ_PQF_ERROR_TOOMANY 4
74 /* bad format of attribute (missing =) */
75 #define YAZ_PQF_ERROR_BADATTR 5
77 /* internal failure */
78 #define YAZ_PQF_ERROR_INTERNAL 6
80 /* bad proximity args */
81 #define YAZ_PQF_ERROR_PROXIMITY 7
83 /* bad unsigned integer */
84 #define YAZ_PQF_ERROR_BAD_INTEGER 8
92 * indent-tabs-mode: nil
94 * vim: shiftwidth=4 tabstop=8 expandtab